Why walking works: it not only burns calories, but it also counteracts the effects of your fattening genes.
Exercise
How Exercise Can Change Your DNA
Scientists discover that physical activity leads to beneficial changes in gene activity, even after a single workout.
Does Yoga Really Drive People Wild with Desire?
Studies suggesting that the practice of yoga arouses the libido have been cited to explain why so many gurus are embroiled in sex scandals. But is that really what’s going on?
Why Active Video Games Don’t Make Kids Exercise More
The problem with exercise games is that to benefit, you actually have to play them
Zombies: Bad for Brains, Good for Workouts
Gamers, this one’s for you. A new iPhone fitness app has users dodging zombies and saving the world.
Do Teen Weight Loss Programs Work Better Without Mom or Dad?
A new weight-loss study focusing on teenage girls finds that they may be more likely to eat healthy and exercise if they’re given the freedom to do it on their own.
Boot Camp: Do Food Diaries Really Work?
Month three of boot camp has begun, but the pounds stubbornly refuse to budge. Could a food diary — or lack thereof — be the culprit?
U.S. Obesity Rates Remain Stubbornly High
Obesity rates in America haven’t declined in recent years, but that’s not all bad news.
Virtual Exercise Games Help Elderly Remain Mentally Sharp
Virtual games aren’t just for kids any more. Navigating virtual worlds helps grandma and grandpa stay physically and cognitively healthy.
Lucky Mice: Researchers Have Found a Protein that Mimics the Effects of Exercise
A newly discovered protein could help both mouse and man gain all the benefits of exercise without breaking a sweat
Running Marathons Won’t Kill You
Marathons are hard on the heart, but recent deaths of long-distance racers are the exception rather than the rule
Boot Camp, Week 5: Sharing the Fitness Love
Getting fit is easier with a buddy — or a spouse — who can commiserate about the devilishness of V-ups
Why Kids Aren’t Exercising in Day Care
Kids want to play, so what’s stopping day care centers from letting children be physically active?